ξεναγός
ξενᾱγ-ός, ὁ,(ξένος, ἄγω)
A). commander of mercenary troops, (ubi v. Sch.), 2.75 HG 4.2.19 , PCair.Zen. 374.5 (iii B. C.), SIG 556 D 3 (Delph., iii B. C.), etc.( Dor. form (Cretan acc. to AB 284 ) adopted in Att. like other military terms.)